Hi all, My ST TDCi has started making a whistling noise once the Turbo builds from 1500rpm upwards & gets higher pitched & more intense as the revs climb. It is like a distant police siren raising & lowering "WoooOOOOO oooooooooooooo". I have had a split boost pipe from Inter-cooler to EGR...

Hi all! My mondeo ST TDCi has developed a kind of constant bird chirping noise from the engine when cold. It seems to vanish when the engine is warm. It is not the wheels or bearings as it occurs both when the car is stationary & moving. I have no history to show if the auxiliary belts have...

Hello, I put my 2007 ST 2.2 TDCI in for a service yesterday (75k). On collecting today and driving home, when i change gear up and depress the clutch i get a strange "whizz" noise. It seems louder when i give more acceleration before changing gear and i can only hear it from 1st to 2nd and 2nd...